Ratsnake Scale Counts

Written by Sue Knight

Introduction

Ventral, Subcaudal & Dorsal scale  counts of Asiatic, European and American Ratsnakes.


ASIATIC RATSNAKE SCALE COUNTS


Species Ventrals Subcaudals Dorsals








Coelognathus flavolineatus 198-242 80-116 19
Coelognathus erythurus erythurus 211-227 90-107 21
Coelognathus erythurus celebensis 216-232 90-100 21
Coelognathus erythurus manillensis 211-217 91-95 21
Coelognathus erythurus phillippina 219-238 102-114 21
Coelognathus erythurus psephenoura 214-230 90-105 21
Coelognathus helena 210-260 73-100 25-27
Coelognathus helena monticollaris 216-260 73-100 25-27
Coelognathus radiatus 220-250 82-108 19
Coelognathus subradiatus 226-278 90-121 23-25
 






Elaphe anomala 200-236 55-78 21-23
Elaphe bimaculata 172-207 67-78 23-25
Elaphe carinata 194-226 73-103 21-23
Elaphe climacophra 222-244 84-122 23-25

Elaphe dione

170-214 55-80 23-27
Elaphe quadrivirgata 189-215 70-99 19

Elaphe schrencki

200-236 55-78 21-23








Gonyosoma frenatum 198-235 118-148 19
Gonyosoma janseni 245-257 130-140 23-25
Gonyosoma oxycephala 230-263 120-157 23-27
Gonyosoma prasinum 191-209 91-111 17-19




Orecryptophis porphyraceus porphyraceus 179-217 52-80 19
Orecryptophis porphyraceus pulchra 175-193 48-68 19
Orecryptophis porphyraceus kawakamii 194-214 61-75 19
Orecryptophis porphyraceus coxi 213 62 19
Orecryptophis porphyraceus vaillanti 183-216 50-76 19








Orthriophis cantoris 212-236 65-88 23-25
Orthriophis moellendorffi 265-284 76-100 25-27
Orthriophis taeniurus taeniurus 225-255 84-112 23-27
Orthriophis taeniurus friesi 243-262 96-123 25
Orthriophis taeniurus grabowskyi 275-285 102-114 25-27
Orthriophis taeniurus mocquardi 251-264 90-125 23
Orthriophis taeniurus ridleyi 285-305 105-122 25
Orthriophis taeniurus schmackeri 246-260 104-125 25-27
Orthriophis taeniurus spp. (Blue Beauty) 276-293 91-103 25
Orthriophis taeniurus yunnanensis 236-260 89-120 23








EUROPEAN RATSNAKES SCALE COUNTS






Species Ventrals Subcaudals Dorsals




Elaphe quatuorlineata quatuorlineata 187-234 60-94 23-25
Elaphe quatuorlineata muenteri 187-234 60-94 23-25
Elaphe sauromates






Rhinechis scalaris 198-228 48-69 27-29




Zamenis hohenackeri 192-230 51-76 21-23
Zamenis longisssima 204-248 62-91 21-23
Zamenis lineatus 223-242 62-91 21-23
Zamenis situla 215-255 54-92 25-27
Zamenis persica 207-233 68-83 23








AMERICAN RATSNAKES SCALE COUNTS






Species Ventrals Subcaudals Dorsals








Pantherophis bairdi 234-264 81-105 27
Pantherophis emoryi 197-236 58-83 25-29
Pantherophis guttatus 203-245 47-84 23-29
Pantherophis obsoletus obsoletus 222-246 63-90 25-27
Pantherophis obsoletus lindheimeri 218-238 72-88 25-27
Pantherophis obsoletus quadrivittaus 225-245 75-102 27-29
Pantherophis obsoletus rossalleni 220-235 70-95 25-27
Pantherophis obsoletus spiloides 227-258 70-92 25-27




Pantherophis vulpinus vulpinus 190-218 45-71 23-25
Pantherophis vulpinus gloydi 190-218 45-71 23-25




Bogertophis rosaliae 276-288 78-94 31-35
Bogertophis subocularis subocularis 260-279 65-81 31-35
Bogertophis subocularis amplinota 268-282 73-79 33-36






Refrences
Klaus-Dieter Schulz (1996) A Monograph of the Colubrid Snakes of the Genus Elaphe Fitzinger
Cox Merel J. The Snakes of Thailand and their Husbandry
Burbrink, F. T. 2002. Phylogeographic analysis of the cornsnake (Elaphe guttata) complex as inferred from maximum likelihood and Bayesian analyses. Molecular Phylogenetics and Evolution 25: 465-476

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